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authorDavid S. Miller <davem@davemloft.net>2012-07-17 22:31:28 +0400
committerDavid S. Miller <davem@davemloft.net>2012-07-21 00:31:22 +0400
commitceb3320610d6f15ff20dd4c042b36473d77de76f (patch)
tree4a0d367032aaaa085d02fa7038cfb6e5ea65d0cd /include/net
parentf5b0a8743601a4477419171f5046bd07d1c080a0 (diff)
downloadlinux-ceb3320610d6f15ff20dd4c042b36473d77de76f.tar.xz
ipv4: Kill routes during PMTU/redirect updates.
Mark them obsolete so there will be a re-lookup to fetch the FIB nexthop exception info. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/dst.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/dst.h b/include/net/dst.h
index 0df661a0c295..baf597890064 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -78,6 +78,7 @@ struct dst_entry {
#define DST_OBSOLETE_NONE 0
#define DST_OBSOLETE_DEAD 2
#define DST_OBSOLETE_FORCE_CHK -1
+#define DST_OBSOLETE_KILL -2
unsigned short header_len; /* more space at head required */
unsigned short trailer_len; /* space to reserve at tail */
#ifdef CONFIG_IP_ROUTE_CLASSID